CN110187136A - A kind of mechanical device taking blood sample automatically - Google Patents

Abstract

The present invention is a mechanical device for automatically taking blood samples, which mainly includes a rotating storage device, a lower part of the storage device is eccentrically provided with a convex cylinder, the eccentric cylinder is connected with a driving rod, and the middle part of the driving rod is sliding The two ends of the interaction slot are connected with sliding rods, the sliding rods are slidably connected in the fixed seat, and the outer ends of the sliding rods are connected with the driving cylinder A; the upper part of the storage device is provided with a placement rack matching the shape of the test tube. One side of the rotary storage device is provided with an automatic pick-and-place device, and the automatic pick-and-place device includes a rotating disk with a special-shaped groove, the special-shaped groove is connected with a control rod, one end of the control rod is installed in the special-shaped groove, and the other One end is a slider fixed on the gripping clip. The two parts of the gripping clip are fixed together by the rotating shaft. The rear of the two is equipped with a spring, and the tail is equipped with a width adjusting device fixed at the center of the rotating disc. The invention can realize quick and automatic picking and placing of blood samples, which is convenient and quick.

Description

A mechanical device for automatically taking blood samples

technical field

The invention belongs to a blood sample storage device, in particular to a mechanical device for automatically taking blood samples.

Background technique

At present, blood testing has become one of the important detection methods in physical examination or disease diagnosis. Biochemical testing of blood samples requires blood samples to be sent for inspection as soon as possible after the samples are drawn. However, in practical work, the samples are often not collected in time. The detection results of blood samples will be affected by the storage temperature and time of the samples, which will greatly affect the accuracy of the detection results. In practice, when there are many blood samples, the recording and retrieval of information such as the time and source of the samples requires personnel to record and search, which is inefficient and prone to confusion.

SUMMARY OF THE INVENTION

The invention discloses a mechanical device for automatically taking blood samples, so as to improve the current problems of low efficiency and easy confusion in the preservation and taking of blood samples.

The technical scheme of the present invention is as follows:

A mechanical device for automatically taking blood samples, comprising a storage device, a storage turntable is arranged on the storage device, a storage track is arranged on the storage turntable, and a storage compartment is arranged on the storage track; The lower part is eccentrically provided with a protrusion, the protrusion is connected with a driving device, the driving device is slidably matched with the sliding groove of the protrusion, and one side of the sliding groove is connected with the cylinder A through a sliding rod; A grasping device is provided on one side, the grasping device includes a clamp, and a clamp angle control device is arranged at the tail of the clamp, and the clamp angle control device is installed on the rotating disk, and the rotating disk is provided with a clamp angle control device. There is a special-shaped track, and the special-shaped track is connected with a clamp motion control device.

The clamp includes a clamp frame A and a clamp frame B hinged with the clamp frame A, and the clamp frame A and the clamp frame B are arranged in layers and staggered; the front ends of the clamp frame A and the clamp frame B are: In the clamping jaws, a spring connecting piece is provided in the middle of the clamping frame A and the clamping frame B.

The spring connecting piece includes a raised cylinder arranged on the clamp frame A and the clamp frame B, and a spring is connected between the two raised cylinders.

The clamp angle control device includes a rotating block A and a rotating block B that are fixedly installed at the center of the rotating disk, the rotating block A is in contact with the clamp frame B, and the rotating block B is abutted with the clamp frame A, The lower end of the rotating disk is fixedly provided with a gear, the gear is matched with the rack, and one end of the rack is connected with the cylinder B.

The clamp motion control device includes a sliding head arranged in the special-shaped track, the sliding head is fixedly connected to the rear end of the connecting rod, and the front end of the connecting rod is fixed to the lower end of the clamp frame B, which can drive the entire clamp. The tongs move, the rear end of the connecting rod is provided with a groove, the groove is used to give way to the fixed shafts of the rotating block A and the rotating block B, the lower part of the front end of the connecting rod is provided with a slider, the The slider is slidably arranged in the slide rail.

The lower part of the storage turntable is provided with a groove near the edge, the groove is a guide groove, the guide groove is connected with a support seat, the support seat is fixedly installed on the platform, and the upper part of the support seat is sliding The sliding head can slide in the groove of the storage turntable, and the number of the supporting seats is more than two.

The storage track is provided with a plurality of storage compartments for placing the sample storage compartment, the middle of the two sides of the storage compartment is provided with a groove, and the four corners are rounded.

The sample storage includes a test tube and a kit sleeved on the test tube. The four corners of the kit are rounded corners, and the radian of the rounded corners is greater than that of the storage compartment. The middle positions of the two sides of the kit are provided with The protrusion is matched with the groove on the side edge of the storage compartment, and the side of the sleeve is provided with a sign.

The special-shaped track is arranged in the groove on the rotating disk, and its shape is a semi-circular arc along the circumference of the rotating disk. For rounded transition, the arc bending direction of the arc passing through the center is the same as that of the semicircular arc.

A method for automatically picking up and placing blood samples, which is characterized in that it includes the following process: when in use, controlling the movement of the cylinder A, driving the sliding groove to move in the sliding support along a straight line, thereby driving the protrusion to move in the sliding groove, so that the storage The turntable rotates and rotates the position of the blood sample to be opposite to the grasping device, the cylinder A stops moving, and the cylinder B moves, driving the rack to move in a straight line, and the gear below the rotating disk meshing with the rack rotates, driving the rotating disk to rotate At the same time, the connecting rod connected with the special-shaped track moves with the shape of the special-shaped track, so that the head of the connecting rod slides in the slideway, thereby driving the clamp to move linearly to the place where the blood sample is placed; while the rotating disk rotates, the rotating block A rotates with the rotating block B, moves the tails of the clamp frame A and the clamp frame B outward, closes the clamp claws of the head, and takes the sample out to the sampling port.

The beneficial effects of the present invention are as follows:

1. The present invention includes a storage device, a storage turntable is provided on the storage device, a storage track is provided on the storage turntable, and a storage compartment is provided on the storage track; the lower part of the storage turntable is eccentrically provided with a protrusion, The protrusion is connected with a driving device, the driving device is slidingly matched with the sliding groove of the protrusion, and one side of the sliding groove is connected with the cylinder A through the sliding rod. The design of this structure can make the cylinder drive the sliding groove to move, The eccentrically arranged protrusion under the storage turntable slides in the groove to realize the function of driving the rotation of the storage turntable, the structure is simple, and the influence factors such as noise and vibration on the blood sample are not affected.

2. One side of the storage device of the present invention is provided with a grabbing device, the grabbing device includes a clamp, and the tail of the clamp is provided with a clamp angle control device installed on a rotating disk, and the rotating disk is provided with a clamp. A special-shaped track, the special-shaped track is connected with a clamp motion control device, and the clamp motion control device is fixedly connected to the body of the clamp. In the present invention, the clamp angle control device and the clamp motion control device are jointly associated with the rotating disk, When the rotary disc is rotated, the linear motion of the clamp and the control of the angles of the two clamp frames of the clamp can be realized at the same time, which is convenient and quick.

3. The sample storage of the present invention includes a test tube and a kit that is set on the test tube. The four corners of the kit are rounded corners, and the radian of the rounded corners is greater than the rounded radian of the storage compartment. The middle position of the two sides of the kit is set. There are protrusions, the protrusions are matched with the grooves on the side of the storage compartment, and a signboard is also provided on one side of the kit. This structural design can make the kit easily snapped into the storage compartment, and can be marked with a logo. The side of the card faces outward for easy identification of the sample when taking it.

4. In the present invention, the clamp includes a clamp frame A and a clamp frame B hinged with the clamp frame A. The clamp frame A and the clamp frame B are arranged in layers and staggered; The rotary block A and the rotary block B at the center of the disk, the rotary block A is in contact with the clamp frame B, the rotary block B is in contact with the clamp frame A, and the staggered clamp frames can make the rotary block A and the clamp frame A. When the rotating block B is stacked, the clamp frame A and the clamp frame B are respectively pushed out to achieve the effect of opening the clamps to a certain angle, and they will not interfere with each other during the closing process; The clamp holder allows the head to be more securely staggered when holding the sample reservoir.

Description of drawings

Fig. 1 is the overall mechanism schematic diagram of the present invention;

2 is a schematic structural diagram of a storage device of the present invention;

Fig. 3 is the structural representation of the pick-and-place device of the present invention;

Fig. 4 is the top view of the pick-and-place device of the present invention;

Fig. 5 is the schematic diagram of the sample storage;

Fig. 6 is the enlarged structural schematic diagram of the placement slot on the storage device;

In the picture: 1 storage device, 1-1 storage turntable, 1-2 storage compartment, 1-3 protrusion, 2 driving device, 2-1 cylinder A, 2-2 sliding support, 2-3 sliding groove, 3 grab Pick-up device, 3-1 rotary disk, 3-2 special-shaped track, 3-3 rack, 3-4 cylinder B, 3-5 rotary block A, 3-6 rotary block B, 3-7 clamp frame A, 3 -8 Clamp Holder B, 3-9 Raised Cylinder, 3-10 Spring, 3-11 Connecting Rod, 3-12 Slide Rail, 3-13 Clamp Claw, 4 Sample Storage, 4-1 Test Tube, 4- 2 kits, 5 support bases.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the technical scheme of the present invention is described in detail:

A mechanical device for automatically taking blood samples, as shown in FIG. 1, includes a storage device 1, a storage turntable 1-1 is arranged on the storage device 1, and a storage track is arranged on the upper part of the storage turntable 1-1, so The storage track is provided with a number of storage compartments 1-2 for placing the sample memory 4. As shown in Figure 6, the middle of the two sides of the storage compartment 1-2 is provided with grooves, and the four corners Both are rounded. As shown in FIG. 5 , the sample storage 4 includes a test tube 4-1 and a kit 4-2 sleeved on the test tube 4-1. The four corners of the kit 4-2 are rounded corners, and the arc of the rounded corners is greater than that of all the rounded corners. The rounded arc of the storage compartment 1-2, the middle position of the two sides of the sleeve is provided with a protrusion, and the protrusion is matched with the groove on the side of the storage compartment 1-2.

The lower part of the storage turntable 1-1 is eccentrically provided with a protrusion 1-3, and the protrusion 1-3 is connected with a driving device 2. As shown in FIG. 2, the driving device 2 is slidably matched with the protrusion 1-3. The sliding groove 2-3, one side of the sliding groove 2-3 is connected with the cylinder A through a sliding rod, the sliding rod is supported by the sliding support 2-2, and the sliding rod can be in the sliding support 2-2 slide.

The lower part of the storage turntable 1-1 is provided with a groove near the edge. The distance of the groove from the center position is greater than that of the protrusion 1-3 from the center. The groove is a guide groove, and the guide groove A support base 5 is connected, the support base 5 is fixedly installed on the platform, the upper part of the support base 5 is a sliding head, the sliding head can slide in the groove of the storage turntable 1-1, the support base 5 The number of supports is more than two, the support bases 5 are used to support the storage turntable 1-1, and the distance between any two support bases 5 is greater than the length of the sliding grooves 2-3. sports.

One side of the storage device 1 is provided with a grasping device 3. As shown in FIG. 3 and FIG. 4, the grasping device 3 includes a clamp, and the clamp includes a clamp frame A3-7 and a clamp frame. A3-7 hinged clamp frame B3-8, clamp frame A3-7 and clamp frame B3-8 are stacked and staggered; the front ends of clamp frame A3-7 and clamp frame B3-8 are clamps Claws 3-13, the middle positions of the clamp frame A3-7 and the clamp frame B3-8 are provided with spring connecting pieces. The spring connector includes a raised cylinder 3-9 arranged on the clamp frame A3-7 and the clamp frame B3-8, and a spring 3-10 is connected between the two raised cylinders. The tail of the clamp is provided with a clamp angle control device, the clamp angle control device is installed on the rotating disk 3-1, and the rotating disk 3-1 is provided with a special-shaped rail 3-2, the special-shaped rail 3-2 is connected with a clamp motion control device; the special-shaped track 3-2 is a groove arranged on the rotary disk 3-1, and its shape is a semicircular arc along the circumference of the rotary disk 3-1, The circular arc is connected with another circular arc passing through the center of the circle, and the connecting point is a rounded transition, and the arc bending direction of the circular arc passing through the center is the same as that of the semicircular arc.

The clamp motion control device includes a sliding head arranged in the special-shaped track 3-2, the sliding head is fixedly connected with a connecting rod, and the front end of the connecting rod 3-11 is fixed to the lower end of the clamp frame B3-8, The entire clamp can be driven to move. The rear end of the connecting rod 3-11 is provided with a groove, and the groove is used to give way to the fixed shaft of the rotating block A3-5 and the rotating block B3-6. The lower part of the front end of the -11 is provided with a slider, and the slider is slidably arranged in the slide rail 3-12, so that the connecting rod 3-11 reverses the clamp to move back and forth in a straight line.

The cylinder A2-1 and the cylinder B3-4 are connected to the electrical control system. After inputting the position in the control system, a signal is sent to the control switch, and the control switch controls the movement of the cylinder A2-1 and the cylinder A2-1.

When in use, enter the taking position in the system, control the switch to control the movement of the cylinder A (2-1), the sliding groove 2-3 moves in the sliding support along a straight line, thereby driving the protrusion 1-3 in the sliding groove 2-3 During the middle movement, the storage turntable is driven to rotate, so that the position of the blood sample is opposite to the grasping device 3 . The control switch controls the movement of the cylinder B3-4, which drives the rack 3-3 to move in a straight line, and the gear located under the rotary disk 3-1 meshing with the rack 3-3 rotates, driving the rotary disk 3-1 to rotate, and at the same time with the special-shaped track 3 The connecting rod 3-11 connected with -2 moves with the shape of the special-shaped track 3-2, so that the head of the connecting rod slides in the slideway, thereby driving the clamp to move linearly to the place where the blood sample is placed; At the same time of rotation, the rotating block A and the rotating block B rotate, move the tails of the clamp frame A and the clamp frame B outward, close the clamp claws of the head, and take out the sample to the sampling port.

Claims (10)

1. A mechanical device for automatically taking blood samples, characterized by comprising a storage device (1), and a storage turntable (1-1) is provided on the storage device (1), and the storage turntable (1-1) ) is provided with a storage track on which a storage compartment (1-2) is arranged; the lower part of the storage turntable (1-1) is eccentrically provided with a protrusion (1-3), the protrusion (1-2) -3) A drive device (2) is connected, the drive device (2) is slidably fitted with a sliding groove (2-3) of the protrusion (1-3), and one side of the sliding groove (2-3) passes through The sliding rod is connected with the cylinder A; a grabbing device (3) is provided on one side of the storage device (1), the grabbing device (3) includes a clamp, and the tail of the clamp is provided with a clamp angle A control device, wherein the clamp angle control device is mounted on a rotating disk (3-1), and a special-shaped rail (3-2) is provided on the rotating disk (3-1), and the special-shaped rail (3-2) A clamp motion control device is attached. 2 . The mechanical device for automatically taking blood samples according to claim 1 , wherein the clamp comprises a clamp frame A ( 3 - 7 ) and a clamp hinged with the clamp frame A ( 3 - 7 ). 3 . The clamp frame B (3-8), the clamp frame A (3-7) and the clamp frame B (3-8) are stacked and staggered; the clamp frame A (3-7) and the clamp frame B ( The front end of 3-8) is a clamp claw (3-13), and a spring connecting member is provided in the middle of the clamp frame A (3-7) and the clamp frame B (3-8). 3 . The mechanical device for automatically taking blood samples according to claim 2 , wherein the spring connecting member comprises a set on the clamp frame A ( 3 - 7 ) and the clamp frame B ( 3 - 8 ). 4 . The raised cylinders (3-9) are connected with springs (3-10) between the two raised cylinders. 4. The mechanical device for automatically taking blood samples according to claim 1, 2 or 3, wherein the clamp angle control device comprises a rotating block A fixedly installed at the center of the rotating disk (3-1). (3-5) and the rotating block B (3-6), the rotating block A (3-5) is in contact with the clamp frame B (3-8), the rotating block B (3-6) and the clamp The clamp frame A (3-7) is in contact with each other, the lower end of the rotating disk (3-1) is fixedly provided with a gear, the gear is matched with the rack (3-3), and the rack (3-3) One end is connected with cylinder B (3-4). 5. The mechanical device for automatically taking blood samples according to claim 4, wherein the clamp motion control device comprises a sliding head arranged in the special-shaped track (3-2), and the sliding head is fixed on the The rear end of the connecting rod (3-11), the front end of the connecting rod (3-11) is fixed to the lower end of the clamp frame B (3-8), which can drive the entire clamp to move, the connecting rod (3-11) -11) The rear end rod part is provided with a groove, and the groove is used to give way to the fixed shaft of the rotating block A (3-5) and the rotating block B (3-6); the connecting rod (3-11) ) is provided with a slider at the lower part of the front end, and the slider is slidably arranged in the slide rail (3-12). 6. The mechanical device for automatically taking blood samples according to claim 1 or 5, characterized in that: the lower part of the storage turntable (1-1) is provided with a groove near the edge, and the groove is a guide The guide groove is connected with a support seat (5), the support seat (5) is fixedly installed on the platform, the upper part of the support seat (5) is a sliding head, and the sliding head can be used in the storage turntable (1). -1) sliding in the groove, the number of the support seat (5) is more than two. 7. The mechanical device for automatically taking blood samples according to claim 1 or 5, characterized in that: the storage track is provided with a plurality of storage compartments (1-2) for placing the sample storage (4), The middle of the two sides of the storage compartment (1-2) is provided with a groove, and the four corners are all rounded corners. 8. The mechanical device for automatically taking blood samples according to claim 7, wherein the sample storage (4) comprises a test tube (4-1) and a kit (4) set on the test tube (4-1). -2), the four corners of the kit (4-2) are rounded corners, and the radian of the rounded corners is greater than the rounded radian of the storage compartment (1-2), and the middle positions of the two sides of the kit are provided with The protrusion is matched with the groove on the side of the storage compartment (1-2), and a sign is provided on one side of the sleeve (4-2). 9. The mechanical device for automatically taking blood samples according to claim 1, 7 or 8, characterized in that: the special-shaped track (3-2) is a groove provided on the rotating disk (3-1), which is The shape is a semi-circular arc along the circumference of the rotating disk (3-1), the semi-circular arc is connected with another arc passing through the center of the circle, and the junction is a rounded transition. The arc bends in the same direction as the semicircular arc. 10. A method for automatically taking and placing blood samples, characterized in that it comprises the following process: when in use, controlling the movement of the cylinder A (2-1), driving the sliding groove (2-3) to move in the sliding support along a straight line, As a result, the protrusion (1-3) is driven to move in the sliding groove (2-3), the storage turntable is rotated, and when the position of the blood sample is rotated to be opposite to the grabbing device (3), the cylinder A (2-1) Stop the movement, the cylinder B (3-4) moves, driving the rack (3-3) to move linearly, and the gear located under the rotating plate (3-1) meshing with the rack (3-3) rotates, driving the rotating plate ( 3-1) Rotate, at the same time, the connecting rod connected with the special-shaped rail (3-2) moves with the shape of the special-shaped rail (3-2), so that the head of the connecting rod slides in the slideway, thereby driving the clamp to move in a straight line To the place where the blood sample is placed; while the rotating disc (3-1) rotates, the rotating block A (3-5) and the rotating block B (3-6) rotate, and the clamp frame A (3-7) and the clamp The tail of the rack B (3-8) moves outward, closes the jaws (3-13) of the head, and takes out the sample to the sampling port.